What is the rule to know when to use para?

Question

What is the rule to know when to use para?

Answer 1

Here is a direct link to the reference article to know when and where to use por and para: http://www.spanishdict.com/answers/100035/para-and-por

Here is a direct link to the lesson in the learn spanish section: http://www.spanishdict.com/learn/show/76

Answer 2

You'll need to do a forum search. There are dozens of threads related to this question.